Respuesta :
Answer:
45 mph
Step-by-step explanation:
the average speed is found by adding the speed together and then divdiing the sum by however many numbers u added together.
So then the average speed would be 50 mph+40mph/2 which equals 45 mph.
Joseph average speed on the round trip was 45 miles per hour.
Given that Joseph traveled from Boston to Framingham at 50 mph and then back to Boston at 40 mph, to determine what was Joseph average speed on the round trip, the following calculation must be performed:
- (50 + 40) / 2 = X
- 90/2 = X
- 45 = X
Therefore, Joseph average speed on the round trip was 45 miles per hour.
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